Birdcage roof



FIG. 1 is a perspective view of the birdcage roof;

FIG. 2 is a front view of FIG. 1, the rear view being a mirror image thereof;

FIG. 3 is a left side view of FIG. 1, the right side view being a mirror image thereof;

FIG. 4 is a top plan view of FIG. 1; and,

FIG. 5 is a bottom plan view of FIG. 1. 

The ornamental designs for a birdcage roof, as shown and described. 